#include <REGX52.H>
#include "Delay.h"


unsigned char NixieTable[] = {0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6D, 0x7D, 0x7F,0x6F, 0x77,0x7C,0x39,0x5E,0x79,0x71,0x00};

void Nixie(unsigned char location, number) {
	
	switch(location) {
		
		case 1: 
			P2_4 = 1;
			P2_3 = 1;
			P2_2 = 1;
			break;		
		case 2: 
			P2_4 = 1;
			P2_3 = 1;
			P2_2 = 0;
			break;		
		case 3: 
			P2_4 = 1;
			P2_3 = 0;
			P2_2 = 1;
			break;		
		case 4: 
			P2_4 = 1;
			P2_3 = 0;
			P2_2 = 0;
			break;		
		case 5: 
			P2_4 = 0;
			P2_3 = 1;
			P2_2 = 1;
			break;		
		case 6: 
			P2_4 = 0;
			P2_3 = 1;
			P2_2 = 0;
			break;		
		case 7: 
			P2_4 = 0;
			P2_3 = 0;
			P2_2 = 1;
			break;		
		case 8: 
			P2_4 = 0;
			P2_3 = 0;
			P2_2 = 0;
			break;	
	}
	P0 = NixieTable[number];
	// 消影
	Delay(1);
	P0 = 0x00;
}